Killer Shell LFCS Simulator Score

d78043b7-9db0-493f-bd28-92028f8d9ca1

This score will be calculated every few minutes
2025-10-12   (5 minutes ago)

The simulator difficulty is higher compared to the real exam. Most of the simulator questions require good amount of work and can be considered hard. In the real exam you will also face these hard scenarios, just less often. There are probably also fewer questions in the real exam.



Solved subtasks:

65 / 75


High Score

  • Question 13 of 3
  • Linux Kernel release in file
  • Kernel ip_forward value
  • Timezone
  • Question 23 of 3
  • Cronjob 1 created for user
  • Cronjob 1 removed from system wide
  • Cronjob 2 created for user
  • Question 34 of 4
  • NPT servers added
  • Fallback NTP servers added
  • Maximum poll interval configured
  • Connection retry configured
  • Question 44 of 4
  • Define env VARIABLE2 with content v2, available only inside script
  • Output env VARIABLE2
  • Define env VARIABLE3 which extends VARIABLE1, also for child processes
  • Output env VARIABLE3
  • Question 56 of 6
  • Original archive still exists
  • New archive exists
  • New archive uses best compression
  • New archive has correct content
  • File import001.tar.bz2_list is correct
  • File import001.tar.gz_list is correct
  • Question 61 of 4
  • User user1 updated
  • User user2 created with all requirements
  • User user2 can execute root level script
  • User user2 can execute only that one root level script
  • Question 74 of 4
  • Port 5000 closed
  • Port 6000 redirects to 6001
  • Port 6002 is only accessible from specific host
  • Block all outgoing traffic to destination
  • Question 85 of 5
  • Step 1: Disk formatted
  • Step 1: Disk mounted
  • Step 1: File created
  • Step 2: Trash emptied on fullest disk only
  • Step 3: Disk of larger memory consuming processes unmounted
  • Question 94 of 4
  • Folder main contains 232 files
  • Folder small contains 24 files
  • Folder large contains 11 files
  • Folder compromised contains 12 files
  • Question 103 of 3
  • SSHFS directory mounted with settings on terminal
  • NFS directory /nfs/share exported read-only to correct hosts
  • NFS export mounted on app-srv1
  • Question 116 of 6
  • Container frontend_v1 stopped
  • Container frontend_v2 correct ip address
  • Container frontend_v2 correct mount destination
  • Container frontend_v3 with correct image created
  • Container frontend_v3 memory limit
  • Container frontend_v3 port mapping
  • Question 124 of 4
  • Cloned Repository
  • Merged only correct branch into main
  • Created new directory
  • Committed change with message
  • Question 134 of 4
  • Process not running
  • Executable removed
  • Other processes untouched after operation
  • Other binaries untouched after operation
  • Question 144 of 4
  • 1.out contains 20342 lines
  • 2.out contains 12336 lines
  • 3.out contains 32678 lines
  • 4.out contains exit code 123
  • Question 153 of 3
  • Links2 installed at required location
  • Only one links2 installation
  • Disabled ipv6 support
  • Question 162 of 2
  • Port 8000 redirects to app1 and app2
  • Port 8001 redirects to app2/special
  • Question 170 of 3
  • X11Forwarding disabled
  • PasswordAuthentication only enabled for marta
  • Banner configured for only marta and cilla
  • Question 184 of 4
  • Removed disk from VG vol1
  • Created VG vol2
  • Created LV p1 with correct size
  • Formatted LV p1 correctly
  • Question 191 of 2
  • File nginx.log.extracted is correct
  • File server.log is correct
  • Question 200 of 3
  • Hard limit 'max user processes' set to 1024
  • Soft limit line removed from .bashrc
  • Limit 'max logins' for group 'operators' set to 1